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Zhengzhou CY Scientific Instrument Co., Ltd.
Huanghua Guangming Instrument Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Tangshan UMG Medical Insrument Co., Ltd.
TRYTE TECHNOLOGY (HUNAN) DEVELOPMENT CO., LTD.
Dongguan City Gaoxin Testing Equipment Co., Ltd.
Wincom Company Ltd.
Shenzhen Lianxin Testing Equipment Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Dongguan Xin Bao Instrument Co., Ltd.